<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        div{
            width: 200px;
            height: 50px;
            border: 1px solid red;
            //水平对齐方式
            text-align: center;

            /*设置行高：多行控制行间距，单行控制垂直居中*/
            line-height: 50px;
            /*文本修饰*/
            text-decoration: overline;
            text-decoration: underline;
            text-decoration: line-through;
            text-decoration: none;

            /*文本阴影 : 颜色 x偏移值  y偏移值  浓度*/
            text-shadow: red 5px 5px 3px;

            /*字体大小*/
            font-size: 30px;
            /*字体加粗*/
            font-weight:bold ;
            /*设置斜体*/
            font-style: italic;
            /*设置字体*/
            font-family: cursive;
        }
        a{text-decoration: none}
        h1{
            font-weight: normal;/*去掉加粗*/
            font: 15px cursive;/*设置字体大小+字体*/
        }
    </style>
</head>
<body>
<h1>这是h1</h1>
<a href="">超链接</a>
<div>文本字体相关</div>
</body>
</html>